Publications
] "Review of "The Nazi War on Cancer"." Journal of the History of Biology (1999): 561-563.
""Seeing is Believing, but What do we See? Review of "The Birth of the Cell" by Henry Harris." SCIENCE 284 (1999): 58.
"A semiotic perspective on biological objects and biological functions." SEMIOTICA (1999): 415-431.
"Unvermeidliche Kämpfe über Richtungen der Menschenzüchtung? — Eine Anmerkung zu Sloterdijk." BioSpektrum 5 (1999): 426.
"Genetic measurement theory of epistatic effects." Genetica (1998): 569-580.
Organism In Norton Dictionary of Modern Thought, 3rd edition. W.W. Norton, 1998.
Sidney Altman In Biographical Encyclopedia of Scientists, Edited by R Olson. Marshall Cavendish, 1998.
Unit of Selection In Norton Dictionary of Modern Thought, 3rd edition. W.W. Norton, 1998.
Walter Gilbert In Biographical Encyclopedia of Scientists, Edited by R Olson. Marshall Cavendish, 1998.
"Introduction to Semiotics in Biology." European Journal for Semiotic Studies 9 (1997): 248-250.
"The Nature of Biological Concepts." European Journal for Semiotic Studies 9 (1997): 251-276.
"Reflections on Wittgenstein and Biology." European Journal for Semiotic Studies 9 (1997): 377-386.
"The semiotcs of biological functions." In Semiotics around the world, edited by I Rauch and C F. Carr, 957-960. Hamburg: Mouton de Gruyter, 1997.
"Wittgensteinian Biology." In Semiotics around the World, edited by I Rauch and C F. Carr, 957-960. Hamburg: Mouton de Gruyter, 1997.
"Wider den Revolutionszwang!" Ethik und Sozialwissenschaften 6 (1995): 333-335.
"Kontext und Organization." Ethik und Sozialwissenschaften 5 (1994): 261-263.
